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Noun: ion-exchange resin
  1. An ion-exchange resin or ion-exchange polymer is an insoluble matrix (or support structure) normally in the form of small (0.5-1 mm diameter) beads, usually white or yellowish, fabricated from an organic polymer substrate.
    "Sodium polystyrene sulfonate is a strongly acidic ion-exchange resin and is used to treat hyperkalemia.";
    - ion-exchange polymer

Type of: solid

Encyclopedia: Ion-exchange resin